PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2304-7956Bearing,ball,annular

Allison Transmission Inc Dba Allison Transmission, Inc · NSN 3110-00-554-3178 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-554-3178 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-554-3178. Primary manufacturer part number: 2304-7956.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Shape: STRAIGHT
  • Standard Tolerance Designation: ABEC NO.1
  • Material: STEEL OVERALL
  • Style Designator: LOADING GROOVE, NON-SEPARABLE
  • Overall Outside Diameter: 130.00 MILLIMETERS NOMINAL MM
  • Surface Finish: GROUND
  • Bore Diameter: 60.00 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-554-3178, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-554-3178
Primary Part Number2304-7956
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerAllison Transmission Inc Dba Allison Transmission, Inc
StatusCANCELLED
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL OVERALL
Style DesignatorLOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter130.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Bore Diameter60.00 MILLIMETERS NOMINAL MM
Retainer Fabrication MethodPRESSED
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-155-67750042890-4 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
Cross-Reference Index
Part NumberManufacturer
M312CE1TX9 Nsk Corp Bearing Div (USA)
901312 Rolls-Royce Solutions America Inc (USA)
2304-7956 PRIMARY Allison Transmission Inc Dba Allison Transmission, Inc (USA)
2304-7956 PRIMARY Rolls-Royce Solutions America Inc (USA)
Related Parts
3110-00-155-6775INTERCHANGEABLE
BEARING,BALL,ANNULAR
0042890-4

Frequently Asked Questions

What is NSN 3110-00-554-3178?

NSN 3110-00-554-3178 is a Bearing,ball,annular, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-554-3178?

NSN 3110-00-554-3178 has 4 cross-referenced part numbers: M312CE1TX9 (Nsk Corp Bearing Div), 901312 (Rolls-Royce Solutions America Inc), 2304-7956 (Allison Transmission Inc Dba Allison Transmission, Inc), 2304-7956 (Rolls-Royce Solutions America Inc).

What NSN replaces 3110-00-554-3178?

There is 1 known substitute for 3110-00-554-3178: 3110-00-155-6775. Verify interchangeability with system specifications before substitution.

What are the specifications of 2304-7956?

Key specifications for 2304-7956: Bore Shape: STRAIGHT; Standard Tolerance Designation: ABEC NO.1; Overall Width: 31.0 MILLIMETERS NOMINAL MM; Material: STEEL OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-554-3178 still in active supply?

NSN 3110-00-554-3178 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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